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Code Issues Releases Wiki Activity

xfs: Remove slab init wrappers

Browse source 
Remove kmem_zone_init() and kmem_zone_init_flags() together with their
specific KM_* to SLAB_* flag wrappers.

Use kmem_cache_create() directly.

Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Carlos Maiolino <cmaiolino@redhat.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Carlos Maiolino 2019-11-14 12:43:03 -08:00 committed by Darrick J. Wong
parent 2a2b5932db
commit b1231760e4
4 changed files with 68 additions and 64 deletions
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18
fs/xfs/kmem.h
View file

@ -78,27 +78,9 @@ kmem_zalloc_large(size_t size, xfs_km_flags_t flags)
* Zone interfaces
*/
#define KM_ZONE_HWALIGN SLAB_HWCACHE_ALIGN
#define KM_ZONE_RECLAIM SLAB_RECLAIM_ACCOUNT
#define KM_ZONE_SPREAD SLAB_MEM_SPREAD
#define KM_ZONE_ACCOUNT SLAB_ACCOUNT
#define kmem_zone kmem_cache
#define kmem_zone_t struct kmem_cache
static inline kmem_zone_t *
kmem_zone_init(int size, char *zone_name)
{
return kmem_cache_create(zone_name, size, 0, 0, NULL);
}
static inline kmem_zone_t *
kmem_zone_init_flags(int size, char *zone_name, slab_flags_t flags,
void (*construct)(void *))
{
return kmem_cache_create(zone_name, size, 0, flags, construct);
}
static inline void
kmem_zone_free(kmem_zone_t *zone, void *ptr)
{

5
fs/xfs/xfs_buf.c
View file

@ -2060,8 +2060,9 @@ xfs_buf_delwri_pushbuf(
int __init
xfs_buf_init(void)
{
xfs_buf_zone = kmem_zone_init_flags(sizeof(xfs_buf_t), "xfs_buf",
KM_ZONE_HWALIGN, NULL);
xfs_buf_zone = kmem_cache_create("xfs_buf",
sizeof(struct xfs_buf), 0,
SLAB_HWCACHE_ALIGN, NULL);
if (!xfs_buf_zone)
goto out;

10
fs/xfs/xfs_dquot.c
View file

@ -1211,13 +1211,15 @@ xfs_dqlock2(
int __init
xfs_qm_init(void)
{
xfs_qm_dqzone =
kmem_zone_init(sizeof(struct xfs_dquot), "xfs_dquot");
xfs_qm_dqzone = kmem_cache_create("xfs_dquot",
sizeof(struct xfs_dquot),
0, 0, NULL);
if (!xfs_qm_dqzone)
goto out;
xfs_qm_dqtrxzone =
kmem_zone_init(sizeof(struct xfs_dquot_acct), "xfs_dqtrx");
xfs_qm_dqtrxzone = kmem_cache_create("xfs_dqtrx",
sizeof(struct xfs_dquot_acct),
0, 0, NULL);
if (!xfs_qm_dqtrxzone)
goto out_free_dqzone;

99
fs/xfs/xfs_super.c
View file

@ -1797,32 +1797,39 @@ MODULE_ALIAS_FS("xfs");
STATIC int __init
xfs_init_zones(void)
{
xfs_log_ticket_zone = kmem_zone_init(sizeof(xlog_ticket_t),
"xfs_log_ticket");
xfs_log_ticket_zone = kmem_cache_create("xfs_log_ticket",
sizeof(struct xlog_ticket),
0, 0, NULL);
if (!xfs_log_ticket_zone)
goto out;
xfs_bmap_free_item_zone = kmem_zone_init(
sizeof(struct xfs_extent_free_item),
"xfs_bmap_free_item");
xfs_bmap_free_item_zone = kmem_cache_create("xfs_bmap_free_item",
sizeof(struct xfs_extent_free_item),
0, 0, NULL);
if (!xfs_bmap_free_item_zone)
goto out_destroy_log_ticket_zone;
xfs_btree_cur_zone = kmem_zone_init(sizeof(xfs_btree_cur_t),
"xfs_btree_cur");
xfs_btree_cur_zone = kmem_cache_create("xfs_btree_cur",
sizeof(struct xfs_btree_cur),
0, 0, NULL);
if (!xfs_btree_cur_zone)
goto out_destroy_bmap_free_item_zone;
xfs_da_state_zone = kmem_zone_init(sizeof(xfs_da_state_t),
"xfs_da_state");
xfs_da_state_zone = kmem_cache_create("xfs_da_state",
sizeof(struct xfs_da_state),
0, 0, NULL);
if (!xfs_da_state_zone)
goto out_destroy_btree_cur_zone;
xfs_ifork_zone = kmem_zone_init(sizeof(struct xfs_ifork), "xfs_ifork");
xfs_ifork_zone = kmem_cache_create("xfs_ifork",
sizeof(struct xfs_ifork),
0, 0, NULL);
if (!xfs_ifork_zone)
goto out_destroy_da_state_zone;
xfs_trans_zone = kmem_zone_init(sizeof(xfs_trans_t), "xfs_trans");
xfs_trans_zone = kmem_cache_create("xf_trans",
sizeof(struct xfs_trans),
0, 0, NULL);
if (!xfs_trans_zone)
goto out_destroy_ifork_zone;
@ -1832,70 +1839,82 @@ xfs_init_zones(void)
* size possible under XFS. This wastes a little bit of memory,
* but it is much faster.
*/
xfs_buf_item_zone = kmem_zone_init(sizeof(struct xfs_buf_log_item),
"xfs_buf_item");
xfs_buf_item_zone = kmem_cache_create("xfs_buf_item",
sizeof(struct xfs_buf_log_item),
0, 0, NULL);
if (!xfs_buf_item_zone)
goto out_destroy_trans_zone;
xfs_efd_zone = kmem_zone_init((sizeof(xfs_efd_log_item_t) +
((XFS_EFD_MAX_FAST_EXTENTS - 1) *
sizeof(xfs_extent_t))), "xfs_efd_item");
xfs_efd_zone = kmem_cache_create("xfs_efd_item",
(sizeof(struct xfs_efd_log_item) +
(XFS_EFD_MAX_FAST_EXTENTS - 1) *
sizeof(struct xfs_extent)),
0, 0, NULL);
if (!xfs_efd_zone)
goto out_destroy_buf_item_zone;
xfs_efi_zone = kmem_zone_init((sizeof(xfs_efi_log_item_t) +
((XFS_EFI_MAX_FAST_EXTENTS - 1) *
sizeof(xfs_extent_t))), "xfs_efi_item");
xfs_efi_zone = kmem_cache_create("xfs_efi_item",
(sizeof(struct xfs_efi_log_item) +
(XFS_EFI_MAX_FAST_EXTENTS - 1) *
sizeof(struct xfs_extent)),
0, 0, NULL);
if (!xfs_efi_zone)
goto out_destroy_efd_zone;
xfs_inode_zone =
kmem_zone_init_flags(sizeof(xfs_inode_t), "xfs_inode",
KM_ZONE_HWALIGN | KM_ZONE_RECLAIM | KM_ZONE_SPREAD |
KM_ZONE_ACCOUNT, xfs_fs_inode_init_once);
xfs_inode_zone = kmem_cache_create("xfs_inode",
sizeof(struct xfs_inode), 0,
(SLAB_HWCACHE_ALIGN |
SLAB_RECLAIM_ACCOUNT |
SLAB_MEM_SPREAD | SLAB_ACCOUNT),
xfs_fs_inode_init_once);
if (!xfs_inode_zone)
goto out_destroy_efi_zone;
xfs_ili_zone =
kmem_zone_init_flags(sizeof(xfs_inode_log_item_t), "xfs_ili",
KM_ZONE_SPREAD, NULL);
xfs_ili_zone = kmem_cache_create("xfs_ili",
sizeof(struct xfs_inode_log_item), 0,
SLAB_MEM_SPREAD, NULL);
if (!xfs_ili_zone)
goto out_destroy_inode_zone;
xfs_icreate_zone = kmem_zone_init(sizeof(struct xfs_icreate_item),
"xfs_icr");
xfs_icreate_zone = kmem_cache_create("xfs_icr",
sizeof(struct xfs_icreate_item),
0, 0, NULL);
if (!xfs_icreate_zone)
goto out_destroy_ili_zone;
xfs_rud_zone = kmem_zone_init(sizeof(struct xfs_rud_log_item),
"xfs_rud_item");
xfs_rud_zone = kmem_cache_create("xfs_rud_item",
sizeof(struct xfs_rud_log_item),
0, 0, NULL);
if (!xfs_rud_zone)
goto out_destroy_icreate_zone;
xfs_rui_zone = kmem_zone_init(
xfs_rui_zone = kmem_cache_create("xfs_rui_item",
xfs_rui_log_item_sizeof(XFS_RUI_MAX_FAST_EXTENTS),
"xfs_rui_item");
0, 0, NULL);
if (!xfs_rui_zone)
goto out_destroy_rud_zone;
xfs_cud_zone = kmem_zone_init(sizeof(struct xfs_cud_log_item),
"xfs_cud_item");
xfs_cud_zone = kmem_cache_create("xfs_cud_item",
sizeof(struct xfs_cud_log_item),
0, 0, NULL);
if (!xfs_cud_zone)
goto out_destroy_rui_zone;
xfs_cui_zone = kmem_zone_init(
xfs_cui_zone = kmem_cache_create("xfs_cui_item",
xfs_cui_log_item_sizeof(XFS_CUI_MAX_FAST_EXTENTS),
"xfs_cui_item");
0, 0, NULL);
if (!xfs_cui_zone)
goto out_destroy_cud_zone;
xfs_bud_zone = kmem_zone_init(sizeof(struct xfs_bud_log_item),
"xfs_bud_item");
xfs_bud_zone = kmem_cache_create("xfs_bud_item",
sizeof(struct xfs_bud_log_item),
0, 0, NULL);
if (!xfs_bud_zone)
goto out_destroy_cui_zone;
xfs_bui_zone = kmem_zone_init(
xfs_bui_zone = kmem_cache_create("xfs_bui_item",
xfs_bui_log_item_sizeof(XFS_BUI_MAX_FAST_EXTENTS),
"xfs_bui_item");
0, 0, NULL);
if (!xfs_bui_zone)
goto out_destroy_bud_zone;